Community: Interlopers ramp up the drama at Greendale's paintball tournament in the season finale (8 p.m. NBC).

The Vampire Diaries: While watching “Gone With the Wind,” Damon (Ian Somerhalder) finds memories of Katherine (Nina Dobrev) from 1864 mixing in with the reality of present-day Elena (Dobrev again) in the season finale (8 p.m. KTLA).